$fields = array_merge( $rcQuery['fields'], [
'length' => 'page_len', 'rev_id' => 'page_latest', 'page_namespace', 'page_title'
] );
$fields = array_merge( $rcQuery['fields'], [
'length' => 'page_len', 'rev_id' => 'page_latest', 'page_namespace', 'page_title'
] );